Home / 6,646-15,400

Finding the Third Proportional to 6,646 and 15,400

Calculator

Solution

The third proportional to 6,646 and 15,400 is: 35,684.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646 : 15,400 = 15,400 : x
  2. Step 2: Convert to fraction form
    6,646/15,400 = 15,400/x
  3. Step 3: Cross multiply
    6,646x = 15,400 × 15,400
  4. Step 4: Simplify right side
    6,646x = 237,160,000
  5. Step 5: Solve for x
    x = 237,160,000/6,646
  6. Step 6: Final answer
    x = 35,684.62

Related Problems

Find third proportional to 3,323 and 7,700
Half scale
Find third proportional to 13,292 and 30,800
Double scale
Find third proportional to 6,648 and 15,405
Similar ratio
Find third proportional to 9,969 and 23,100
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.